1000000099841 has 2 divisors, whose sum is σ = 1000000099842. Its totient is φ = 1000000099840.

The previous prime is 1000000099829. The next prime is 1000000100003. The reversal of 1000000099841 is 1489900000001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 864081793600 + 135918306241 = 929560^2 + 368671^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000000099841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1000000099798 and 1000000099807.

It is not a weakly prime, because it can be changed into another prime (1000000999841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500000049920 + 500000049921.

It is an arithmetic number, because the mean of its divisors is an integer number (500000049921).

Almost surely, 2^{1000000099841} is an apocalyptic number.

It is an amenable number.

1000000099841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000000099841 is an equidigital number, since it uses as much as digits as its factorization.

1000000099841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 32.

Adding to 1000000099841 its reverse (1489900000001), we get a palindrome (2489900099842).

The spelling of 1000000099841 in words is "one trillion, ninety-nine thousand, eight hundred forty-one".